TDA7344S データシートの表示（PDF） - STMicroelectronics
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TDA7344S Datasheet PDF : 20 Pages
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TDA7344
2) one subaddress, (with incremental bus) , with n data (data1 that concerns subaddress +1, data 2
that concerns subaddress + 2 etc.)
3) more subaddress with more data
DATA BYTES
FUNCTION SELECTION
FIRST BYTE (subaddress)
The first byte select the function, it is identified by the MSB = 0
MSB
A0
A1
A2
A3
0
0
0
0
X
X
X
0
1
0
0
X
X
X
0
0
1
0
X
X
X
0
1
1
0
X
X
X
0
0
0
1
X
X
X
0
1
0
1
X
X
X
0
0
1
1
X
X
X
0
1
1
1
0
X
X
0
1
1
1
1
X
X
B = 1 yes incremental bus;
B = 0 no incremental bus;
X = indifferent 0,1
LSB
B
B
B
B
B
B
B
B
B
B
SUBADDRESS
VOLUME ATTENUATION &
LOUDNESS
SURROUND & OUT &
EFFECT CONTROL
BASS
TREBLE
ATT SPEAKER R
ATT SPEAKER L
ATT. ROUT AUX
ATT. LOUT AUX
INPUT STAGE CONTROL
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